feat: add experimental extension for CereusDB

Author: erdalkaraca

package-lock.json

@@ -42,7 +42,6 @@ appLoaderService.registerApp(
       '@eclipse-docks/extension-command-palette',
       '@eclipse-docks/extension-command-shell',
       '@eclipse-docks/extension-catalog',
-      '@eclipse-docks/extension-cereusdb',
       '@eclipse-docks/extension-md-editor',
       '@eclipse-docks/extension-plain-editor',
       '@eclipse-docks/extension-media-viewer',

packages/app/src/main.ts

@@ -1,6 +1,6 @@
 {
   "name": "@eclipse-docks/extension-cereusdb",
-  "version": "0.0.0",
+  "version": "0.7.88",
   "type": "module",
   "main": "./dist/index.js",
   "module": "./dist/index.js",

packages/extension-cereusdb/package.json

@@ -5,7 +5,7 @@ extensionRegistry.registerExtension({
   id: pkg.name,
   name: 'CereusDB',
   description:
-    'Spatial SQL in the browser (SedonaDB / Apache DataFusion) — CereusDB minimal WASM build',
+    'Spatial SQL in the browser (SedonaDB / Apache DataFusion)',
   loader: () => import('./cereusdb-extension'),
   icon: 'database',
   dependencies: ['@eclipse-docks/extension-sqleditor'],

packages/extension-cereusdb/src/index.ts

@@ -137,6 +137,16 @@ class DuckdbSqlDatabase implements SqlDatabase {
     this.enabledExtensions.add(id);
   }
 
+  async readVersion(): Promise<string> {
+    try {
+      if (!this.current) return '';
+      const result = await this.current.runQuery('SELECT version()');
+      return String((result.rows[0]?.[0] as string) ?? '');
+    } catch {
+      return '';
+    }
+  }
+
   async close(): Promise<void> {
     if (!this.current) return;
     await this.current.close();

packages/extension-duckdb/src/duckdb-sqldatabase.ts

@@ -80,6 +80,18 @@ class PgliteSqlDatabase implements SqlDatabase {
     this.currentId = id;
   }
 
+  async readVersion(): Promise<string> {
+    try {
+      if (!this.db) return '';
+      const result = await this.runQuery('SELECT version()');
+      const full = (result.rows[0]?.[0] as string) ?? '';
+      const short = full.match(/^PostgreSQL \d+\.\d+/)?.[0];
+      return short ?? full;
+    } catch {
+      return '';
+    }
+  }
+
   async runQuery(sql: string): Promise<{ columns: string[]; rows: unknown[][] }> {
     if (!this.db) {
       await this.selectConnection(null);

packages/extension-pglite/src/pglite-sqldatabase.ts

@@ -50,6 +50,9 @@ export interface SqlDatabase {
   selectConnection(id: string | null): Promise<void>;
   runQuery(sql: string): Promise<{ columns: string[]; rows: unknown[][] }>;
 
+  /** Optional engine/database version string for toolbar display after a connection is active. */
+  readVersion?(): Promise<string>;
+
   createConnection?(): Promise<SqlConnectionInfo | null>;
   deleteConnection?(id: string): Promise<void>;